51782480

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6673}}^1$

素因数の和:6783

約数の個数: 40

約数和(自身を含む): 121653672

約数和(自身を除く): 69871192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 6673, 7760, 13346, 26692, 33365, 53384, 66730, 106768, 133460, 266920, 533840, 647281, 1294562, 2589124, 3236405, 5178248, 6472810, 10356496, 12945620, 25891240, 51782480]

約数ペア:

[(1, 51782480), (2, 25891240), (4, 12945620), (5, 10356496), (8, 6472810), (10, 5178248), (16, 3236405), (20, 2589124), (40, 1294562), (80, 647281), (97, 533840), (194, 266920), (388, 133460), (485, 106768), (776, 66730), (970, 53384), (1552, 33365), (1940, 26692), (3880, 13346), (6673, 7760)]